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Posted to issues@spark.apache.org by "L. C. Hsieh (Jira)" <ji...@apache.org> on 2021/05/08 05:39:00 UTC
[jira] [Resolved] (SPARK-35232) Nested column pruning should retain
column metadata
[ https://issues.apache.org/jira/browse/SPARK-35232?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
L. C. Hsieh resolved SPARK-35232.
---------------------------------
Fix Version/s: 3.2.0
Resolution: Fixed
Issue resolved by pull request 32354
[https://github.com/apache/spark/pull/32354]
> Nested column pruning should retain column metadata
> ---------------------------------------------------
>
> Key: SPARK-35232
> URL: https://issues.apache.org/jira/browse/SPARK-35232
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 3.2.0
> Reporter: Chao Sun
> Assignee: Chao Sun
> Priority: Major
> Fix For: 3.2.0
>
>
> It seems we should retain column metadata when pruning nested columns. Otherwise the info will be lost and will affect things such as re-constructing CHAR/VARCHAR type (SPARK-33901).
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